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CVE-2022-0171

Date: August 25, 2022

A flaw was found in the Linux kernel. The existing KVM SEV API has a vulnerability that allows a non-root (host) user-level application to crash the host kernel by creating a confidential guest VM instance in AMD CPU that supports Secure Encrypted Virtualization (SEV).

Severity Score

Related Resources (9)

https://nvd.nist.gov/vuln/detail/CVE-2022-0171
https://www.debian.org/security/2022/dsa-5257
https://bugzilla.redhat.com/show_bug.cgi?id=2038940
https://access.redhat.com/security/cve/CVE-2022-0171
https://security-tracker.debian.org/tracker/CVE-2022-0171
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=683412ccf61294d727ead4a73d97397396e69a6b
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-0171
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html
https://www.mend.io/vulnerability-database/CVE-2022-0171

Severity Score

Weakness Type (CWE)

Improper Removal of Sensitive Information Before Storage or Transfer

CWE-212

Incomplete Cleanup

CWE-459

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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